Flatbush Sandbox is your local Pack & Ship resource center. Located at 1239 Flatbush Avenue Brooklyn NY, 11226. We provide a full menu of products and services for almost everything related to Packing, Shipping, and Mailing. The mailing services offered at Flatbush Sandbox include FedEx, UPS, USPS & DHL. Flatbush Sandbox is the NEW and improved Post Office and the definition of efficiency. Other services include our Internet Café, Faxing, Scanning, Graphic Designing and Custom Box Making. Flatbush Sandbox is a UPS Authorized Shipping Outlet, a FedEx Authorized ShipCenter, an Approved Shipper for The US Postal Service and a DHL Authorized Shipping Center. Flatbush Sandbox is your solution for Domestic and International Shipping.